40 CFR Table AA-2 to Subpart AA of Part 98: Table AA-2 to Subpart AA of Part 98—Kraft Lime Kiln and Calciner Emissions Factors for CH4 and N2O

Fuel Fossil fuel-based emissions factors (kg/mmBtu HHV)

Kraft rotary lime kilns Kraft calciners a

CH4 N2 O CH4 N2 O

Residual Oil (any type) 0.0027 0 0.0027 0.0003

Distillate Oil (any type) 0.0027 0 0.0027 0.0004

Natural Gas 0.0027 0 0.0027 0.0001

Biogas 0.0027 0 0.0027 0.0001

Petroleum coke 0.0027 0 b NA b NA

Other Fuels See Table C-2 0 See Table C-2 See Table C-2

a Includes, for example, fluidized bed calciners at kraft mills.

b Emission factors for kraft calciners are not available.